ARDSLEY ADVISORY PARTNERS LP Q1 2017 Filing

Filed May 15, 2017

Portfolio Value

$643.6M

Holdings

142

Report Date

Q1 2017

Filing Type

13F-HR

All Holdings (142 positions)

#StockSharesValue% PortfolioType
101
PSTGPURE STORAGE INC
45,000$442K0.07%
102
RHT1EURRED HAT INC
5,000$433K0.07%
103
BABAALIBABA GROUP HLDG LTD
4,000$431K0.07%
104
AQMSEURAQUA METALS INC
21,500$420K0.07%
105
CTXSEURCITRIX SYS INC
5,000$417K0.06%
106
SMTCSEMTECH CORP
12,000$406K0.06%
107
CUCAAVIS BUDGET GROUP
12,500$370K0.06%Put
108
ATRCATRICURE INC
19,000$364K0.06%
109
INTUINTUIT
3,000$348K0.05%
110
HORIZON PHARMA PLC
23,500$347K0.05%
111
AMGNAMGEN INC
2,000$328K0.05%
112
PARATEK PHARMACEUTICALS INC
16,000$308K0.05%
113
CCOCAMECO CORP
25,000$277K0.04%
114
PTCPTC INC
5,000$263K0.04%
115
ADAMAS PHARMACEUTICALS INC
15,000$263K0.04%
116
BIDUNBAIDU INC
1,500$259K0.04%Call
117
AQUAVENTURE HLDGS LTD
15,000$256K0.04%
118
BNFTEURBENEFITFOCUS INC
9,000$252K0.04%
119
ALXNALEXION PHARMACEUTICALS INC
2,000$242K0.04%
120
EWEDWARDS LIFESCIENCES CORP
2,500$235K0.04%
121
NKTREURNEKTAR THERAPEUTICS
10,000$235K0.04%
122
J40TPROSHARES TR
6,000$235K0.04%
123
ABEONA THERAPEUTICS INC
45,000$224K0.03%
124
ZOGENIX INC
20,000$217K0.03%
125
MRVLMARVELL TECHNOLOGY GROUP LTD
14,000$214K0.03%
126
AUDENTES THERAPEUTICS INC
12,572$214K0.03%
127
PIIMPINJ INC
7,000$212K0.03%
128
ALDER BIOPHARMACEUTICALS INC
10,000$208K0.03%
129
MDTMEDTRONIC PLC
2,500$201K0.03%
130
TELIGENT INC NEW
25,000$195K0.03%
131
NUVECTRA CORP
27,095$185K0.03%
132
UAUNDER ARMOUR INC
10,000$183K0.03%
133
BLDRBUILDERS FIRSTSOURCE INC
11,500$171K0.03%
134
TWTRUSDTWITTER INC
10,000$150K0.02%
135
ENTELLUS MED INC
10,000$138K0.02%
136
ENPHENPHASE ENERGY INC
100,000$137K0.02%
137
CBAYUSDCYMABAY THERAPEUTICS INC
30,210$130K0.02%
138
CARDIOME PHARMA CORP
40,000$120K0.02%
139
CAPSTONE TURBINE CORP
150,000$115K0.02%
140
IMMUNOMEDICS INC
10,000$65K0.01%
141
TTITETRA TECHNOLOGIES INC DEL
15,500$63K0.01%
142
IMPRIMIS PHARMACEUTICALS INC
10,000$42K0.01%
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